CURB CEO reports 252,000-share stock gifts

Curbline Properties Corp. President & CEO David R. Lukes reported several bona fide gifts of common stock made through family trusts on May 11, 2026.

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Rhea-AI Filing Summary

Curbline Properties Corp. President & CEO David R. Lukes reported several bona fide gifts of common stock made through family trusts on May 11, 2026. The filing shows four gift transactions totaling 252,000 shares of common stock at a stated price of $0.0000 per share, indicating non-market, no‑consideration transfers.

The gifted shares were held indirectly through the Elizabeth G Lukes 2025 Revocable Trust and three 2025 Irrevocable Trusts for the Lukes children. After these transactions, Lukes’ direct ownership stands at 506,597 shares of common stock, while each child’s trust reflects 42,000 shares indirectly owned.

Insider Trade Summary

252,000 shares gifted

Gift 5 txns

Insider Lukes David R

Role President & CEO

Type	Security	Shares	Price	Value
Gift	Common Stock	126,000	$0.00	$0.00
Gift	Common Stock	42,000	$0.00	$0.00
Gift	Common Stock	42,000	$0.00	$0.00
Gift	Common Stock	42,000	$0.00	$0.00
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 0 shares (Indirect, By Spouse in The Elizabeth G Lukes 2025 Revocable Trust U/A dtd 08/07/2025); Common Stock — 42,000 shares (Indirect, By Child in the Katherine Kensett Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025); Common Stock — 42,000 shares (Indirect, By Child in the Jacqueline Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025); Common Stock — 42,000 shares (Indirect, By Child in the Sarah Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025); Common Stock — 506,597 shares (Direct)

Footnotes (4)

F1. Gift by the Elizabeth G Lukes 2025 Revocable Trust U/A dtd 08/07/2025.
F2. Reflects indirect ownership of gifted securities by the Katherine Kensett Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025, where Mr. Lukes' spouse is the settlor, Mr. Lukes is the trustee and Mr. Lukes' child is the beneficiary of such trust.
F3. Reflects indirect ownership of gifted securities by the Jacqueline Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025, where Mr. Lukes' spouse is the settlor, Mr. Lukes is the trustee and Mr. Lukes' child is the beneficiary of such trust.
F4. Reflects indirect ownership of gifted securities by the Sarah Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025, where Mr. Lukes' spouse is the settlor, Mr. Lukes is the trustee and Mr. Lukes' child is the beneficiary of such trust.

Key Figures

Total gifted shares: 252,000 shares Direct shares after transaction: 506,597 shares Child trust holdings: 42,000 shares each +2 more

5 metrics

Total gifted shares 252,000 shares Bona fide gifts of common stock on May 11, 2026

Direct shares after transaction 506,597 shares Direct ownership of David R. Lukes following reported gifts

Child trust holdings 42,000 shares each Indirect ownership in each of three 2025 Irrevocable Trusts

Gift price per share $0.0000 per share Reported transaction price for gifted common stock

Gift transactions count 4 gifts Number of bona fide gift transactions coded G

Key Terms

bona fide gift, irrevocable trust, revocable trust, indirect ownership

4 terms

bona fide gift financial

"transaction_code_description: "Bona fide gift""

A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.

irrevocable trust financial

"Katherine Kensett Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025"

An irrevocable trust is a legal arrangement where an owner transfers assets into a separate entity managed by a trustee and gives up the power to modify or reclaim those assets. For investors it matters because putting stock or other holdings into such a trust can change who controls and benefits from the assets, affect taxes and creditor protection, and influence how easy it is to sell or value those holdings—like placing valuables in a locked safe overseen by someone else.

revocable trust financial

"The Elizabeth G Lukes 2025 Revocable Trust U/A dtd 08/07/2025"

A revocable trust is a legal arrangement where the person who creates it keeps control and can change or cancel the trust at any time, while naming who will manage and receive the assets later. Think of it like a flexible folder for your investments and property that can be relabeled or reworked as circumstances change; it matters to investors because it determines how ownership is recorded, how easily assets transfer on incapacity or death, and whether holdings bypass public probate proceedings.

indirect ownership financial

"Reflects indirect ownership of gifted securities by the ... 2025 Irrevocable Trust"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did CURB CEO David R. Lukes report?

David R. Lukes reported bona fide gifts of Curbline Properties common stock. The Form 4 shows four gift transactions totaling 252,000 shares, made at a stated price of $0.0000 per share through family-related trusts rather than open-market trades.

How many Curbline Properties (CURB) shares were gifted in this Form 4?

The filing reports gifts totaling 252,000 shares of Curbline Properties common stock. These were recorded as four separate bona fide gift transactions, including three 42,000-share gifts to children’s irrevocable trusts and a 126,000-share gift from a revocable trust.

Does the CURB CEO still hold Curbline Properties shares after these gifts?

Yes. After the reported gifts, David R. Lukes directly owns 506,597 shares of Curbline Properties common stock. In addition, each of three 2025 Irrevocable Trusts for his children is shown holding 42,000 shares as indirect ownership positions.

Were the CURB insider transactions open-market sales or gifts?

The transactions were reported as bona fide gifts, not open‑market sales. Each is coded “G” on Form 4, with a transaction price per share of $0.0000, and described as gift transfers through family trusts for estate and family-planning purposes.

Which entities were involved in the CURB gifted shares reported on Form 4?

The gifts involved the Elizabeth G Lukes 2025 Revocable Trust and three 2025 Irrevocable Trusts for the Lukes children. Footnotes explain that Mr. Lukes serves as trustee of the irrevocable trusts, and his spouse is the settlor, with children as beneficiaries.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/13/2026 - 04:05 PM EDT

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lukes David R

(Last)

(First)

(Middle)

320 PARK AVENUE

(Street)

NEW YORK

10022

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Curbline Properties Corp. [ CURB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	President & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/11/2026		G⁽¹⁾		126,000	D	$0	0	I	By Spouse in The Elizabeth G Lukes 2025 Revocable Trust U/A dtd 08/07/2025⁽¹⁾
Common Stock	05/11/2026		G⁽¹⁾		42,000	A	$0	42,000	I	By Child in the Katherine Kensett Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025⁽²⁾
Common Stock	05/11/2026		G⁽¹⁾		42,000	A	$0	42,000	I	By Child in the Jacqueline Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025⁽³⁾
Common Stock	05/11/2026		G⁽¹⁾		42,000	A	$0	42,000	I	By Child in the Sarah Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025⁽⁴⁾
Common Stock								506,597	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Gift by the Elizabeth G Lukes 2025 Revocable Trust U/A dtd 08/07/2025.

2. Reflects indirect ownership of gifted securities by the Katherine Kensett Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025, where Mr. Lukes' spouse is the settlor, Mr. Lukes is the trustee and Mr. Lukes' child is the beneficiary of such trust.

3. Reflects indirect ownership of gifted securities by the Jacqueline Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025, where Mr. Lukes' spouse is the settlor, Mr. Lukes is the trustee and Mr. Lukes' child is the beneficiary of such trust.

4. Reflects indirect ownership of gifted securities by the Sarah Lukes 2025 Irrevocable Trust U/A dtd 08/07/2025, where Mr. Lukes' spouse is the settlor, Mr. Lukes is the trustee and Mr. Lukes' child is the beneficiary of such trust.

	/s/ Jennifer Daubenspeck, Attorney-In-Fact	05/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR